Category: Chevrolet

P2098 Chevrolet Post Catalyst Fuel Trim System Too Lean Bank 2 Possible causes – Faulty Heated Oxygen Sensor– Heated Oxygen Sensor harness is open or shorted– Heated Oxygen Sensor circuit poor electrical connection– Exhaust leaks– Contaminated Heated Oxygen Sensor Tech description Before replacing the Heated Oxygen Sensor, inspect the sensor connector for signs of damage,…

P2097 Chevrolet Post Catalyst Fuel Trim System Too Rich Bank 1 Possible causes – Faulty Heated Oxygen Sensor– Heated Oxygen Sensor harness is open or shorted– Heated Oxygen Sensor circuit poor electrical connection– Exhaust leaks– Contaminated Heated Oxygen Sensor Tech description Before replacing the Heated Oxygen Sensor, inspect the sensor connector for signs of damage,…

P2093 Chevrolet A Camshaft Position (CMP) Actuator Control Circuit High (Bank 2b) OBD Code: System: Subsystem:  P2093 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: A Camshaft Position (CMP) Actuator Control Circuit High (Bank 2b) Location: Analysis: Possible Causes:  Bank 2b – Camshaft A  End of Range – Circuit Higher…

P2094 Chevrolet B Camshaft Position (CMP) Actuator Control Circuit Low (Bank 2c) OBD Code: System: Subsystem:  P2094 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: B Camshaft Position (CMP) Actuator Control Circuit Low (Bank 2c) Location: Analysis: Possible Causes:  Bank 2c – Camshaft B  End of Range – Circuit Lower…

P2095 Chevrolet B Camshaft Position (CMP) Actuator Control Circuit High (Bank 2c) OBD Code: System: Subsystem:  P2095 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: B Camshaft Position (CMP) Actuator Control Circuit High (Bank 2c) Location: Analysis: Possible Causes:  Bank 2c – Camshaft B  End of Range – Circuit Higher…

P2096 Chevrolet Post Catalyst Fuel Trim System Too Lean Possible causes – Low fuel pressure– Misfire condition– Large vacuum leak– Air leak near sensor– Plugged catalytic converter– Lean air/fuel ratio– Faulty front O2 sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P2096 Chevrolet Description The catalyst’s efficiency is demonstrated by its…

P2090 Chevrolet B Camshaft Position (CMP) Actuator Control Circuit Low (Bank 1c) OBD Code: System: Subsystem:  P2090 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: B Camshaft Position (CMP) Actuator Control Circuit Low (Bank 1c) Location: Analysis: Possible Causes:  Bank 1c – Camshaft B  End of Range – Circuit Lower…

P2091 Chevrolet B Camshaft Position (CMP) Actuator Control Circuit High (Bank 1c) OBD Code: System: Subsystem:  P2091 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: B Camshaft Position (CMP) Actuator Control Circuit High (Bank 1c) Location: Analysis: Possible Causes:  Bank 1c – Camshaft B  End of Range – Circuit Higher…

P2092 Chevrolet A Camshaft Position (CMP) Actuator Control Circuit Low (Bank 2b) OBD Code: System: Subsystem:  P2092 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: A Camshaft Position (CMP) Actuator Control Circuit Low (Bank 2b) Location: Analysis: Possible Causes:  Bank 2b – Camshaft A  End of Range – Circuit Lower…

P2087 Chevrolet Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 2 – Sensor 2) OBD Code: System: Subsystem:  P2087 Chevrolet – (ASE)  Powertrain  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 2 – Sensor 2) Location: Analysis: Possible Causes:  Bank 2 – Sensor 2  Circuit Sporatic / Not…